Carpet cleaner



FIG. 1 is a perspective view of a carpet cleaner which embodies our design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof,

FIG. 5 is a right side view thereof; and,

FIG. 6 is a top view.

Portions of the carpet cleaner shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a carpet cleaner, as shown and described. 